Phacopidae constitute a family of trilobites of the order Phacopida, that includes species that occurred from the Lower Ordovician to the Upper Devonian and had representatives in all paleocontinents. == Description == Like in all Phacopina, the eyes (if present) consist of very large (0.5mm in Phacops rana), separately set lenses without a common...
Found on
No exact match found